Aestura A-CICA365 Soothing Relief Serum pH4.5 is here for sensitive skin. The serum visibly reduces the appearance of red skin tone while balancing skin's pH level. Its pH4.5CICA and Niacinamide formulation soothes blemishes and reduces redness. Designed for a cooler sensation, this serum maintains mild-acidic properties for 12 hours. The formula contains a high moisture content with reduced heavy oil content, ensuring a smooth and comfortable application.